"The essential oral history of hip-hop, from its origins on the playgrounds of the Bronx to its reign as the most powerful force in pop culture-from the award-winning journalist behind All the Pieces Matter, the New York Times bestselling oral history of The Wire. The music that we would later know as hip-hop was born at a party in the Bronx in the summer of 1973. Now, fifty years later, it's the most popular genre in America and its electric impact...